| public static SimpleEncrypt ( byte secretMessage, byte cryptKey, byte authKey, byte nonSecretPayload = null ) : byte[] | ||
| secretMessage | byte | |
| cryptKey | byte | |
| authKey | byte | |
| nonSecretPayload | byte | |
| return | byte[] | |
public static byte[] SimpleEncryptWithPassword(byte[] secretMessage, string password, byte[] nonSecretPayload = null)
{
nonSecretPayload = nonSecretPayload ?? new byte[0];
if (secretMessage == null || secretMessage.Length == 0)
{
throw new ArgumentException("Secret Message Required!", nameof(secretMessage));
}
byte[] nonSecretPayload1 = new byte[AESThenHMAC.SaltBitSize / 8 * 2 + nonSecretPayload.Length];
Array.Copy((Array)nonSecretPayload, (Array)nonSecretPayload1, nonSecretPayload.Length);
int length = nonSecretPayload.Length;
byte[] bytes1;
using (Rfc2898DeriveBytes rfc2898DeriveBytes = new Rfc2898DeriveBytes(password, AESThenHMAC.SaltBitSize / 8, AESThenHMAC.Iterations))
{
byte[] salt = rfc2898DeriveBytes.Salt;
bytes1 = rfc2898DeriveBytes.GetBytes(AESThenHMAC.KeyBitSize / 8);
Array.Copy((Array)salt, 0, (Array)nonSecretPayload1, length, salt.Length);
length += salt.Length;
}
byte[] bytes2;
using (Rfc2898DeriveBytes rfc2898DeriveBytes = new Rfc2898DeriveBytes(password, AESThenHMAC.SaltBitSize / 8, AESThenHMAC.Iterations))
{
byte[] salt = rfc2898DeriveBytes.Salt;
bytes2 = rfc2898DeriveBytes.GetBytes(AESThenHMAC.KeyBitSize / 8);
Array.Copy((Array)salt, 0, (Array)nonSecretPayload1, length, salt.Length);
}
return(AESThenHMAC.SimpleEncrypt(secretMessage, bytes1, bytes2, nonSecretPayload1));
}
public static string SimpleEncrypt(string secretMessage, byte[] cryptKey, byte[] authKey, byte[] nonSecretPayload = null)
{
if (string.IsNullOrEmpty(secretMessage))
{
throw new ArgumentException("Secret Message Required!", nameof(secretMessage));
}
return(Convert.ToBase64String(AESThenHMAC.SimpleEncrypt(Encoding.UTF8.GetBytes(secretMessage), cryptKey, authKey, nonSecretPayload)));
}
